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A333126
Numbers whose binary representation does not contain a square-subword of length 4 or more.
1
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 12, 13, 14, 17, 18, 19, 22, 23, 24, 25, 27, 28, 29, 34, 35, 38, 39, 44, 46, 49, 50, 51, 55, 56, 57, 59, 68, 70, 71, 76, 77, 78, 88, 89, 92, 93, 98, 99, 102, 103, 110, 113, 114, 115, 119, 140, 141, 142, 152, 156, 157, 177, 178
OFFSET
1,3
COMMENTS
A square-(sub)word consists of two nonempty identical adjacent subwords.
This sequence is finite, the last term being a(239) = 183858 with binary representation "101100111000110010".
PROG
(PARI) See Links section.
CROSSREFS
Cf. A333124.
Sequence in context: A336547 A371455 A325097 * A330697 A030700 A305933
KEYWORD
nonn,base,fini,full
AUTHOR
Rémy Sigrist, Mar 08 2020
STATUS
approved